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Escalation Trap, Sunk Cost

The Dollar Auction

The Dollar Auction is an Escalation Trap and Sunk Cost scenario illustrating Rational people can be trapped into irrational escalation by the structure of the game itself. A $20 bill is being auctioned. Highest bid wins it. DecisionPlay maps the players, payoffs, and equilibrium dynamics that shape how this situation typically resolves.

Frequently Asked Questions

What game theory model does this scenario illustrate?
The Dollar Auction illustrates Escalation Trap, Sunk Cost. Rational people can be trapped into irrational escalation by the structure of the game itself
What is the Nash equilibrium?
DecisionPlay computes equilibria using best-response iteration and support enumeration. See the interactive analysis for this scenario.
Is this based on a real situation?
Yes. DecisionPlay's library is drawn from real-world conflicts, negotiations, and decisions.
How accurate is the analysis?
DecisionPlay uses a deterministic game-theoretic core with an LLM-based classifier. Verify edge cases against the structural module.
Do I need an account?
No. DecisionPlay is free and requires no login.